222
FZUS54 KHGX 122330
CWFHGX
COASTAL WATERS FORECAST FOR TEXAS
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX
630 PM CDT TUE AUG 12 2025
UPPER TEXAS COASTAL WATERS FROM HIGH ISLAND TO THE MATAGORDA SHIP
CHANNEL OUT 60 NAUTICAL MILES INCLUDING GALVESTON AND MATAGORDA
BAYS.
SEAS ARE PROVIDED AS A RANGE OF THE AVERAGE HEIGHT OF THE HIGHEST
1/3 OF THE WAVES...ALONG WITH THE OCCASIONAL HEIGHT OF THE
AVERAGE HIGHEST 10 PERCENT OF THE WAVES.
GMZ300-131215-
630 PM CDT TUE AUG 12 2025
.SYNOPSIS FOR HIGH ISLAND TO THE MATAGORDA SHIP CHANNEL OUT 60 NM
INCLUDING GALVESTON AND MATAGORDA BAYS.
MAINLY LIGHT ONSHORE WINDS AND LOW SEAS ARE ANTICIPATED FOR THE
NEXT SEVERAL DAYS. DAILY SEABREEZES WILL KICK WIND SPEEDS UP INTO
THE 12 TO 18 KNOT RANGE IN THE AFTERNOONS AND EVENINGS NEAR THE
COAST AND BAYS. MARINERS SHOULD EXPECT SCATTERED LATE NIGHT
THROUGH AFTERNOON SHOWERS AND THUNDERSTORMS EACH DAY INTO
THE WEEKEND.
GMZ335-131215-
GALVESTON BAY-
630 PM CDT TUE AUG 12 2025
TONIGHT
SOUTH WINDS 5 TO 10 KNOTS, BECOMING SOUTHWEST AFTER
MIDNIGHT. BAY WATERS SMOOTH. A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS EARLY THIS EVENING.
WEDNESDAY
WEST WINDS AROUND 5 KNOTS, BECOMING SOUTH IN THE
AFTERNOON. BAY WATERS SMOOTH. A CHANCE OF SHOWERS AND
THUNDERSTORMS.
WEDNESDAY NIGHT
SOUTH WINDS 5 TO 10 KNOTS. BAY WATERS SMOOTH.
A CHANCE OF SHOWERS AND THUNDERSTORMS IN THE EVENING.
THURSDAY
SOUTHWEST WINDS 5 TO 10 KNOTS, BECOMING SOUTH IN THE
AFTERNOON. BAY WATERS SMOOTH. A CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON.
THURSDAY NIGHT
SOUTH WINDS 5 TO 10 KNOTS. BAY WATERS SMOOTH.
FRIDAY
SOUTH WINDS 5 TO 10 KNOTS. BAY WATERS SMOOTH. A CHANCE
OF SHOWERS AND THUNDERSTORMS.
FRIDAY NIGHT
SOUTH WINDS 5 TO 10 KNOTS. BAY WATERS SMOOTH.
SATURDAY
SOUTH WINDS 5 TO 10 KNOTS. BAY WATERS SMOOTH. A
CHANCE OF SHOWERS AND THUNDERSTORMS.
SATURDAY NIGHT
SOUTH WINDS 5 TO 10 KNOTS. BAY WATERS SMOOTH.
SUNDAY
SOUTH WINDS 5 TO 10 KNOTS. BAY WATERS SMOOTH. A CHANCE
OF SHOWERS AND THUNDERSTORMS IN THE AFTERNOON.
SUNDAY NIGHT
SOUTH WINDS 5 TO 10 KNOTS. BAY WATERS SMOOTH.
WINDS AND WAVES HIGHER IN AND NEAR THUNDERSTORMS.
GMZ330-131215-
MATAGORDA BAY-
630 PM CDT TUE AUG 12 2025
TONIGHT
SOUTH WINDS 5 TO 10 KNOTS, BECOMING SOUTHWEST LATE.
BAY WATERS SMOOTH.
WEDNESDAY
WEST WINDS AROUND 5 KNOTS, BECOMING SOUTH IN THE
AFTERNOON. BAY WATERS SMOOTH. A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON.
WEDNESDAY NIGHT
SOUTH WINDS 5 TO 10 KNOTS. BAY WATERS SMOOTH.
THURSDAY
SOUTH WINDS AROUND 10 KNOTS, INCREASING TO 10 TO
15 KNOTS IN THE AFTERNOON. BAY WATERS SMOOTH, INCREASING TO
SLIGHTLY CHOPPY IN THE AFTERNOON.
THURSDAY NIGHT
SOUTH WINDS 10 TO 15 KNOTS. BAY WATERS SLIGHTLY
CHOPPY.
FRIDAY
SOUTH WINDS AROUND 10 KNOTS, BECOMING SOUTHEAST 10 TO
15 KNOTS IN THE AFTERNOON. BAY WATERS SMOOTH, INCREASING TO
SLIGHTLY CHOPPY IN THE AFTERNOON. A CHANCE OF SHOWERS AND
THUNDERSTORMS.
FRIDAY NIGHT
SOUTHEAST WINDS 10 TO 15 KNOTS. BAY WATERS
SLIGHTLY CHOPPY. A CHANCE OF SHOWERS AND THUNDERSTORMS AFTER
MIDNIGHT.
SATURDAY
SOUTH WINDS AROUND 10 KNOTS, BECOMING SOUTHEAST 10 TO
15 KNOTS IN THE AFTERNOON. BAY WATERS SMOOTH, INCREASING TO
SLIGHTLY CHOPPY IN THE AFTERNOON. A CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE MORNING.
SATURDAY NIGHT
SOUTHEAST WINDS 10 TO 15 KNOTS, BECOMING SOUTH
AROUND 10 KNOTS AFTER MIDNIGHT. BAY WATERS SLIGHTLY CHOPPY,
DIMINISHING TO SMOOTH AFTER MIDNIGHT.
SUNDAY
SOUTHEAST WINDS 5 TO 10 KNOTS. BAY WATERS SMOOTH.
SUNDAY NIGHT
SOUTHEAST WINDS 5 TO 10 KNOTS. BAY WATERS SMOOTH.
WINDS AND WAVES HIGHER IN AND NEAR THUNDERSTORMS.
GMZ350-355-131215-
COASTAL WATERS FROM FREEPORT TO MATAGORDA SHIP CHANNEL TX OUT
20 NM-COASTAL WATERS FROM HIGH ISLAND TO FREEPORT TX OUT 20 NM-
630 PM CDT TUE AUG 12 2025
TONIGHT
SOUTH WINDS 5 TO 10 KNOTS, BECOMING SOUTHWEST LATE.
SEAS AROUND 2 FEET. WAVE DETAIL: EAST 1 FOOT AT 4 SECONDS AND
SOUTH 1 FOOT AT 4 SECONDS.
WEDNESDAY
WEST WINDS 5 TO 10 KNOTS, BECOMING SOUTH IN THE
AFTERNOON. SEAS AROUND 2 FEET. WAVE DETAIL: SOUTHWEST 1 FOOT AT
4 SECONDS. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS.
WEDNESDAY NIGHT
SOUTH WINDS AROUND 10 KNOTS. SEAS 2 TO 3 FEET.
WAVE DETAIL: SOUTH 2 FEET AT 4 SECONDS.
THURSDAY
SOUTH WINDS 5 TO 10 KNOTS. SEAS 2 TO 3 FEET. WAVE
DETAIL: SOUTH 2 FEET AT 5 SECONDS. A CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE MORNING.
THURSDAY NIGHT
SOUTH WINDS 10 TO 15 KNOTS. SEAS 2 TO 3 FEET.
WAVE DETAIL: SOUTH 2 FEET AT 5 SECONDS.
FRIDAY
SOUTH WINDS AROUND 10 KNOTS. SEAS 2 TO 3 FEET. WAVE
DETAIL: SOUTH 2 FEET AT 5 SECONDS. A CHANCE OF SHOWERS AND
THUNDERSTORMS.
FRIDAY NIGHT
SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 2 TO 3 FEET.
A CHANCE OF SHOWERS AND THUNDERSTORMS AFTER MIDNIGHT.
SATURDAY
SOUTHEAST WINDS 5 TO 10 KNOTS. SEAS 2 TO 3 FEET. A
CHANCE OF SHOWERS AND THUNDERSTORMS IN THE MORNING.
SATURDAY NIGHT
SOUTHEAST WINDS 5 TO 10 KNOTS. SEAS 2 TO
3 FEET.
SUNDAY
SOUTHEAST WINDS 5 TO 10 KNOTS. SEAS AROUND 2 FEET.
SUNDAY NIGHT
SOUTH WINDS 5 TO 10 KNOTS. SEAS AROUND 2 FEET.
WINDS AND SEAS HIGHER IN AND NEAR THUNDERSTORMS.
GMZ370-375-131215-
WATERS FROM FREEPORT TO MATAGORDA SHIP CHANNEL TX FROM 20 TO
60 NM-WATERS FROM HIGH ISLAND TO FREEPORT TX FROM 20 TO 60 NM-
630 PM CDT TUE AUG 12 2025
TONIGHT
SOUTH WINDS 5 TO 10 KNOTS, BECOMING SOUTHWEST LATE.
SEAS AROUND 2 FEET. WAVE DETAIL: EAST 1 FOOT AT 4 SECONDS AND
SOUTHWEST 1 FOOT AT 4 SECONDS. A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS LATE.
WEDNESDAY
SOUTHWEST WINDS 5 TO 10 KNOTS. SEAS AROUND 2 FEET.
WAVE DETAIL: SOUTHWEST 1 FOOT AT 4 SECONDS. A CHANCE OF
THUNDERSTORMS WITH A SLIGHT CHANCE OF SHOWERS IN THE MORNING.
WEDNESDAY NIGHT
SOUTH WINDS 5 TO 10 KNOTS. SEAS 2 TO 3 FEET.
WAVE DETAIL: SOUTHEAST 2 FEET AT 5 SECONDS.
THURSDAY
SOUTH WINDS 5 TO 10 KNOTS. SEAS 2 TO 3 FEET. WAVE
DETAIL: SOUTH 2 FEET AT 5 SECONDS. A CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE MORNING.
THURSDAY NIGHT
SOUTH WINDS 10 TO 15 KNOTS. SEAS 2 TO 3 FEET.
WAVE DETAIL: SOUTH 2 FEET AT 5 SECONDS.
FRIDAY
SOUTH WINDS AROUND 10 KNOTS. SEAS 2 TO 3 FEET. WAVE
DETAIL: SOUTH 2 FEET AT 5 SECONDS. A CHANCE OF SHOWERS AND
THUNDERSTORMS.
FRIDAY NIGHT
SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 2 TO 3 FEET.
A CHANCE OF SHOWERS AND THUNDERSTORMS AFTER MIDNIGHT.
SATURDAY
SOUTHEAST WINDS 5 TO 10 KNOTS. SEAS AROUND 3 FEET. A
CHANCE OF SHOWERS AND THUNDERSTORMS IN THE MORNING.
SATURDAY NIGHT
SOUTHEAST WINDS 5 TO 10 KNOTS. SEAS 2 TO
3 FEET.
SUNDAY
SOUTHEAST WINDS 5 TO 10 KNOTS. SEAS 2 TO 3 FEET. A
CHANCE OF SHOWERS AND THUNDERSTORMS IN THE MORNING.
SUNDAY NIGHT
SOUTHEAST WINDS 5 TO 10 KNOTS. SEAS AROUND
2 FEET.
WINDS AND SEAS HIGHER IN AND NEAR THUNDERSTORMS.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page